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Naked Motorcycles

2018Honda CB650F

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The 2018 Honda CB650F is a versatile middleweight naked bike designed for riders seeking a balance of performance, comfort, and manageable weight. Its accessible seat height, light handling, and approachable 649cc parallel-four engine make it ideal for both new and returning riders. Known for its refined styling and reliable Honda engineering, the CB650F excels as a practical all-rounder for commuting and spirited weekend riding.

Capacity: 649.0 ccm
Engine: In-line four, four-stroke
Gearbox: 6-speed
Wet weight: 208.0 kg
Seat height: 810 mm
Power: 88.5 HP (64.6 kW) @ 11000 RPM

⇄ Compare with another bike All model years

What’s new for the 2018 Honda CB650F

vs the 2017

Spec	2017	2018
Power	85.8 HP (62.6 kW) @ 11000 RPM	88.5 HP (64.6 kW) @ 11000 RPM
Torque	63.0 Nm (6.4 kgf-m or 46.5 ft.lbs) @ 8000 RPM	64.0 Nm (6.5 kgf-m or 47.2 ft.lbs) @ 8000 RPM
Front suspension	41mm convensional telescopic fork	41mm SDBV telescopic fork

Other years 2014 2015 2016 2017 2018 2019

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail10%

Cornering75%

City riding78%

Daily riding82%

Touring48%

Two-up55%

Track55%

Best for: Designed primarily as a versatile everyday naked bike that balances city commuting with confident weekend backroad riding.
Built for: The high-revving inline-four delivers a smooth, refined power delivery with a sporty top-end rush, giving it a more premium, engaging feel than typical parallel-twin rivals in its class.
Not ideal for: Not the ideal choice for riders seeking long-distance touring comfort, wind protection, or any off-road capability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 810mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2018 Honda CB650F, with a relaxed knee angle of around 125 degrees and a forward-leaning riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 751-820 mm — Middle Ground →

Find bikes that fit your height →

Full specifications

Engine

Capacity: 649.0 ccm
Power: 88.5 HP (64.6 kW) @ 11000 RPM
CO2 Emissions: 100 CO2 g/km
EPA Certificate No.: JHNXC0.65BFB-005
EPA Est. Fuel Consumption: 4.26 L/100km (55.2 US mpg)
EPA CO Emissions: 1.0 CO g/km
Torque: 64.0 Nm (6.5 kgf-m) @ 8000 RPM
Engine type: In-line four, four-stroke
Fuel consumption: 4.80 litres/100 km (20.8 km/l)
Power/weight ratio: 0.4255 HP/kg (wet)
Bore x stroke: 67.0 x 46.0 mm
Compression: 11.4:1
Cooling system: Liquid
Fuel system: Injection
Starting: Electric
Ignition: Computer-controlled digital transistorised with electronic advance
Aspiration: Naturally aspirated
Valves per cylinder: 4

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Chain
Clutch: Wet, multiplate with coil springs

Dimensions & weight

Wheelbase: 1450 mm
Overall length: 2110 mm
Overall width: 775 mm
Overall height: 1120 mm
Seat height: 810 mm
Wet weight: 208.0 kg
Fuel capacity: 17.30 litres
Ground clearance: 150 mm
Oil capacity: 3.50 litres
Reserve fuel capacity: 3.50 litres
Dry weight: Not on record - add it

Chassis & suspension

Frame: Steel diamond
Front suspension: 41mm SDBV telescopic fork
Rear suspension: Monoshock damper with adjustable preload
Front wheel travel: 108 mm
Rear wheel travel: 128 mm
Rake (fork angle): 25.0°
Trail: 101 mm

Brakes & wheels

Front brakes: Double disc. Hydraulic. Dual-piston calipers and sintered metal pads.
Front brakes diameter: 320 mm
Rear brakes: Single disc. Hydraulic. Single-piston caliper.
Rear brakes diameter: 240 mm
Front tyre: 120/70-ZR17
Rear tyre: 180/55-ZR17

Other

Color options: White, red, blue
Fuel Tank Material: Metal

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted

Specification	2014	2015	2017	2018	2019
Capacity	649 cc	649 cc	649 cc	649 cc	649 cc
Seat height	810 mm	810 mm	810 mm	810 mm	810 mm
Fuel capacity	17.3 L	17.3 L	17.3 L	17.3 L	17.3 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Rider Reviews

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MotorcycleDB Review

The 2018 Honda CB650F is a powerful and reliable motorcycle that delivers a thrilling riding experience. With its 649cc engine, this bike offers impressive performance and smooth acceleration. The sleek and modern design of the CB650F makes it a standout in the mid-size naked sport bike category. Its comfortable riding position and agile handling make it an excellent choice for both city commuting and long rides on the open road.

Overall, the 2018 Honda CB650F is a fantastic motorcycle that offers a perfect balance of power, performance, and style. Whether you're a seasoned rider or a beginner looking for a bike to grow into, the CB650F is a great option. With its impressive engine, sleek design, and comfortable riding position, this motorcycle is sure to provide an exciting and enjoyable riding experience.